Hatband dermatitis L23.8

Author: Prof. Dr. med. Peter Altmeyer

All authors of this article

Last updated on: 11.02.2026

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Synonym(s)

Hat felt dermatitis

Definition
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Allergic contact dermatitis on the forehead on hatband leather or hatband rubber.

Etiopathogenesis
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Often caused by oleum lauri, which is applied to smooth the felt and transferred to the hatbands when the hats are stacked.

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Clinic
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Stripy eczema in the forehead area.

Diagnosis
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Epicutaneous test with oleum lauri or potassium dichromate.

Therapy
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S.u. Eczema, contact dermatitis, allergic.

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Incoming links (3)

Hat felt dermatitis; Laurel of genuine; Oleum lauri;

Outgoing links (4)

Contact dermatitis allergic; Epicutaneous test; Oleum lauri; Potassium dichromate;

Disclaimer

Please ask your physician for a reliable diagnosis. This website is only meant as a reference.

Authors

Last updated on: 11.02.2026

Author: Prof. Dr. med. Peter Altmeyer Prof. Dr. med. Peter Altmeyer

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